Eight problems related to manifold/header/muffler/tail pipe have been reported for the 1996 Oldsmobile 88. The most recently reported issues are listed below.
My car was having some problems starting and staying started. It sounded like a back fire and wouldn't start back up. We checked the plugs and also tested to see if was getting fuel. Yes, the plugs were fine, and it was getting fuel. I then took off the ignition control module had that tested and that was fine. I was told then it was the timing chain. Replaced that, the cam sensor the crank shaft position sensor, valve cover gasket, the lower and upper intake manifold gaskets that were cracked, pieces missing, and covered in thick brown good. My car still will not start, and has water falls of water coming out the plug holes.
: the contact stated the vehicle was leaking antifreeze near the side of the intake manifold. The vehicle was taken to a private repair shop, where it was determined that the intake manifold was leaking. The repair shop stated that this was a common problem.
Vehicle is leaking antifreeze out the intake manifold into the engine, which could cause the vehicle to overheat. Manufacturer was contacted by consumer.
While driving, the vehicle reached high temperatures due to intake manifold failure. Coolant seeped inside the engine. An independent shop will replace the intake manifold.
A hole within intake manifold caused antifreeze to leak into the engine compartment. As a result vehicle had difficulty in starting intermittently.
Nhtsa recall 96-v-116-000 a backfire during engine starting, can cause breakage of the upper intake manifold. Consumer's vehicle has the same problem.
The intake manifold cracked and leaked antifreeze. Scc.
Consumer states that plastic manifold cracks after about 60000 miles and causes anti-freeze to mix with oil into engine.